Hypersensitivity Pneumonitis and (Idiopathic) Pulmonary Fibrosis Due to Feather Duvets and Pillows Ferran Morell; Ana Villar; Iñigo Ojanguren; Xavier Muñoz; María Jesús Cruz; Irene Sansano; Maria Antonia Ramon; Ganesh Raghu;

Addition of Rituximab to Oral Corticosteroids in the Treatment of Chronic Hypersensitivity Pneumonitis Ferran Morell; Iñigo Ojanguren; Ana Villar; María Antonia Ramon; Xavier Muñoz; María Jesús Cruz;

An Open-label Study With Pirfenidone on Chronic Hypersensitivity Pneumonitis Heidegger Mateos-Toledo; Mayra Mejía-Ávila; Óscar Rodríguez-Barreto; José Guillermo Mejía-Hurtado; Jorge Rojas-Serrano; Andrea Estrada; Jonathan Castillo-Pedroza; Kelly Castillo-Castillo; Miguel Gaxiola; Ivette Buendía-Roldan; Moises Selman;